--- linux-atm-2.5.1.orig/src/switch/cfg_l.l	2001-10-10 00:33:08.000000000 +0200
+++ linux-atm-2.5.1/src/switch/cfg_l.l	2009-12-17 16:37:59.408538574 +0100
@@ -15,6 +15,7 @@
 
 #include "cfg_y.h"
 
+int yywrap(void) { return 1; }
 
 static int lineno = 1;
 static int token; /* f@#%ing flex doesn't grok return after BEGIN */